What is the difference between Chromatograhic Purity And
Related substances
Answer Posted / kashyap
Chromatographic purity is a USP terminology where impurities are reported by area normalization methods.
Related substances (as per ph.Eur) impurities are reported by diluted standard method.
Is This Answer Correct ? | 7 Yes | 5 No |
Post New Answer View All Answers
How to choose the which salt is suitable for mobilephase
if peak get problamatic then what require to do?
what is mean by extactable and leachable study?
mahagenco syllabus for the post of chemist
which are the diffrent batches in the pharmaceuticals?
what you do when compound having dwel wavelength?
In GC calibration,what is the procedure to calibrate the TCD (thermal counductivity detector)suggest ?
how you fix the limits of impurities?
If inhouse hplc related substance method is completly diffrent from Usp for finished proďuct with diffrent impurities then how require to prove method equivalecy?
why should we perform dissolution PVT calibration only by UV spectrometer, not by HPLC ?
Why we use potassium dichromate in uv calibration Exact reason behind it??
how a particular wavelength can be different for a particular compund while analysing by uv and by HPLC.
what type of question will ask in the interview of lab chemist.
How can we calculate "confidence interval" in analytical method validation? Pl. explain with example.
what is the principle of UV Vis spectroscopy, AAS, ICP OES,ICPAES, ICP-MS and FTIR